Historical on-time performance
Washington to Manchester NH
406 miData through May 2026Source: US DOT · BTS
Flights on DCA–MHT arrive on time 64% of the time over the last 12 months.
On-time rate64%arrived within 15 min
p90 delay65 min1 in 10 flights is worse (tail risk)
Cancelled6.5%of scheduled flights
based on 1,132 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- PSA AirlinesOn-time64%Medianon timep9065 minCancel6.5%Flights1,132
Why flights run late
Delay causes
- Airline24%
- Weather7%
- Air traffic (NAS)8%
- Late aircraft60%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline7%
- Weather73%
- Air traffic (NAS)19%
- Security1%
Most cancellations here are attributed to Weather. Shares are among 74 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DCA → MHT
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 60% to 80% on time.
- Middays80% on time · p90 35 min · 1,238 flights
- Mornings76% on time · p90 40 min · 257 flights
- Afternoons70% on time · p90 65 min · 1,075 flights
- Overnights60% on time · p90 70 min · 969 flights
Best day of week
Saturdays are the most reliable day to fly this route — 80% on time.
- Saturdays80% on time · p90 40 min · 359 flights
- Thursdays74% on time · p90 50 min · 525 flights
- Wednesdays73% on time · p90 60 min · 528 flights
- Tuesdays72% on time · p90 45 min · 532 flights
- Fridays69% on time · p90 55 min · 532 flights
- Sundays68% on time · p90 65 min · 534 flights
- Mondays67% on time · p90 60 min · 533 flights
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